/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.iotdb.db.queryengine.transformation.dag.column.ternary;

import org.apache.iotdb.db.queryengine.transformation.dag.column.ColumnTransformer;
import org.apache.iotdb.db.queryengine.transformation.dag.util.TransformUtils;

import org.apache.tsfile.block.column.Column;
import org.apache.tsfile.block.column.ColumnBuilder;
import org.apache.tsfile.read.common.type.Type;

import static org.apache.iotdb.db.queryengine.plan.relational.metadata.TableMetadataImpl.isBlobType;
import static org.apache.iotdb.db.queryengine.plan.relational.metadata.TableMetadataImpl.isBool;
import static org.apache.iotdb.db.queryengine.plan.relational.metadata.TableMetadataImpl.isCharType;

public class BetweenColumnTransformer extends CompareTernaryColumnTransformer {
  private final boolean isNotBetween;

  public BetweenColumnTransformer(
      Type returnType,
      ColumnTransformer firstColumnTransformer,
      ColumnTransformer secondColumnTransformer,
      ColumnTransformer thirdColumnTransformer,
      boolean isNotBetween) {
    super(returnType, firstColumnTransformer, secondColumnTransformer, thirdColumnTransformer);
    this.isNotBetween = isNotBetween;
  }

  @Override
  protected void doTransform(
      Column firstColumn,
      Column secondColumn,
      Column thirdColumn,
      ColumnBuilder builder,
      int positionCount) {
    for (int i = 0; i < positionCount; i++) {
      if (!firstColumn.isNull(i) && !secondColumn.isNull(i) && !thirdColumn.isNull(i)) {
        transform(firstColumn, secondColumn, thirdColumn, builder, i);
      } else {
        builder.appendNull();
      }
    }
  }

  @Override
  protected void doTransform(
      Column firstColumn,
      Column secondColumn,
      Column thirdColumn,
      ColumnBuilder builder,
      int positionCount,
      boolean[] selection) {
    for (int i = 0; i < positionCount; i++) {
      if (selection[i]
          && !firstColumn.isNull(i)
          && !secondColumn.isNull(i)
          && !thirdColumn.isNull(i)) {
        transform(firstColumn, secondColumn, thirdColumn, builder, i);
      } else {
        builder.appendNull();
      }
    }
  }

  private void transform(
      Column firstColumn, Column secondColumn, Column thirdColumn, ColumnBuilder builder, int i) {
    boolean flag;
    if (isCharType(firstColumnTransformer.getType())
        || isBlobType(firstColumnTransformer.getType())) {
      flag =
          ((TransformUtils.compare(
                          firstColumnTransformer.getType().getBinary(firstColumn, i),
                          secondColumnTransformer.getType().getBinary(secondColumn, i))
                      >= 0)
                  && (TransformUtils.compare(
                          firstColumnTransformer.getType().getBinary(firstColumn, i),
                          thirdColumnTransformer.getType().getBinary(thirdColumn, i))
                      <= 0))
              ^ isNotBetween;
    } else if (isBool(firstColumnTransformer.getType())) {

      flag =
          ((Boolean.compare(
                          firstColumnTransformer.getType().getBoolean(firstColumn, i),
                          secondColumnTransformer.getType().getBoolean(secondColumn, i))
                      >= 0)
                  && (Boolean.compare(
                          firstColumnTransformer.getType().getBoolean(firstColumn, i),
                          thirdColumnTransformer.getType().getBoolean(thirdColumn, i))
                      <= 0))
              ^ isNotBetween;
    } else {
      flag =
          ((Double.compare(
                          firstColumnTransformer.getType().getDouble(firstColumn, i),
                          secondColumnTransformer.getType().getDouble(secondColumn, i))
                      >= 0)
                  && (Double.compare(
                          firstColumnTransformer.getType().getDouble(firstColumn, i),
                          thirdColumnTransformer.getType().getDouble(thirdColumn, i))
                      <= 0))
              ^ isNotBetween;
    }
    returnType.writeBoolean(builder, flag);
  }
}
